LibTest/collection/DoubleLinkedQueue/forEachEntry_A01_t01.dart

// Copyright (c) 2011, the Dart project authors.  Please see the AUTHORS file
// for details. All rights reserved. Use of this source code is governed by a
// BSD-style license that can be found in the LICENSE file.

/// @assertion void forEachEntry(void f(DoubleLinkedQueueEntry<E> element))
/// @description Checks that [forEachEntry()] iterates over each element of the
/// queue.
/// @author kaigorodov

import "dart:collection";
import "../../../Utils/expect.dart";

main() {
  DoubleLinkedQueue queue = new DoubleLinkedQueue();
  
  for(int i = 0; i < 100; i++) {
    queue.addLast(i);
  }
  
  List a = new List.filled(100, 0);
  
  queue.forEachEntry((var entry) {
    var element = entry.element;
    a[element] = element;
  });
  
  for(int i = 0; i < 100; i++) {
    Expect.isTrue(a[i] == i);
  }
}